'''Maria Alexandrovna Spiridonova''' (; 16 October 1884 – 11 September 1941) was a Russia
n Socialism|socialist revolution
ary. Her assassination of a police official in 1905 was the most famous terrorist act by a woman in Russia, and her subsequent abuse by police made her a celebrated martyr. After 11 years in Siberia
, she returned as a heroine of the Revolution. She led the Left Socialist-Revolutionary Party|Left SR
s into alliance with Vladimir Lenin|Lenin
and the Bolshevik
s, but was imprisoned for a time and incarcerated in a mental sanitarium after the Left SRs broke with the Bolsheviks in 1918.
Spiridonova was arrested by the secret police during the Great Purge
of 1937 to 1939 and consigned to the forced labor camps of the Gulag
, where she was summarily executed shortly after the outbreak of World War II
late in the summer of 1941.